EP2986095B1 - Plattenanordnung, kommunikationssystem, auswerferhebel und entriegelungsverfahren für den auswerferhebel - Google Patents

Plattenanordnung, kommunikationssystem, auswerferhebel und entriegelungsverfahren für den auswerferhebel Download PDF

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Publication number
EP2986095B1
EP2986095B1 EP14882577.1A EP14882577A EP2986095B1 EP 2986095 B1 EP2986095 B1 EP 2986095B1 EP 14882577 A EP14882577 A EP 14882577A EP 2986095 B1 EP2986095 B1 EP 2986095B1
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EP
European Patent Office
Prior art keywords
hook
unlocking
rotating shaft
lever
panel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP14882577.1A
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English (en)
French (fr)
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EP2986095A1 (de
EP2986095A4 (de
Inventor
Xiankun KUANG
Chunhua Chen
Yong Yao
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of EP2986095A1 publication Critical patent/EP2986095A1/de
Publication of EP2986095A4 publication Critical patent/EP2986095A4/de
Application granted granted Critical
Publication of EP2986095B1 publication Critical patent/EP2986095B1/de
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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/14—Mounting supporting structure in casing or on frame or rack
    • H05K7/1417—Mounting supporting structure in casing or on frame or rack having securing means for mounting boards, plates or wiring boards
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/14—Mounting supporting structure in casing or on frame or rack
    • H05K7/1401—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means
    • H05K7/1402—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means for securing or extracting printed circuit boards
    • H05K7/1409—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means for securing or extracting printed circuit boards by lever-type mechanisms
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C3/00—Fastening devices with bolts moving pivotally or rotatively
    • E05C3/02—Fastening devices with bolts moving pivotally or rotatively without latching action
    • E05C3/04—Fastening devices with bolts moving pivotally or rotatively without latching action with operating handle or equivalent member rigid with the bolt
    • E05C3/041—Fastening devices with bolts moving pivotally or rotatively without latching action with operating handle or equivalent member rigid with the bolt rotating about an axis perpendicular to the surface on which the fastener is mounted
    • E05C3/042—Fastening devices with bolts moving pivotally or rotatively without latching action with operating handle or equivalent member rigid with the bolt rotating about an axis perpendicular to the surface on which the fastener is mounted the handle being at one side, the bolt at the other side or inside the wing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/18—Packaging or power distribution
    • G06F1/183—Internal mounting support structures, e.g. for printed circuit boards, internal connecting means
    • G06F1/186—Securing of expansion boards in correspondence to slots provided at the computer enclosure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/59—Manually releaseable latch type
    • Y10T403/591—Manually releaseable latch type having operating mechanism
    • Y10T403/595—Lever

Definitions

  • the present invention relates to the field of communications technologies, and in particular, to a board assembly, a communications system, an ejector lever, and an ejector lever unlocking method.
  • a communications device on a communications device, multiple boards 1 shown in FIG. 1 are installed, and an ejector lever 2 is disposed on the board 1, and is configured to remove the board 1 from the communications device.
  • the ejector lever2 includes a lever body 3, where the lever body 3 is provided with a head 31 and a rod-shaped arm 32, and the head 31 is rotatably connected to the board 1 by using a rotating shaft 33, so that the ejector lever 2 can rotate around the rotating shaft 33.
  • the arm 32 is pulled to enable the ejector lever 2 to rotate around the rotating shaft 33 along a direction B, so that the head 31 of the ejector lever 2 abuts against a frame 4 of the communications device.
  • the frame 4 applies reaction force F on the ejector lever 2, so as to enable the board 1 to be released from a board slot.
  • the ejector lever 2 further includes an unlocking mechanism 5, which is configured to: when the ejector lever 2 does not need to be used, lock the arm 32 on a panel 6 fixedly connected to the board 1, thereby preventing the ejector lever 2 from rotating around the rotating shaft 33.
  • the unlocking mechanism 5 is clamped inside a cavity A that is projected from the middle of the arm 32, and includes an unlocking hook 51, a sliding buckle 52, and a spring 53.
  • the unlocking hook 51 is fastened to the sliding buckle 52, one end of the spring 53 abuts against one inner side wall of the cavity A, and the other end thereof abuts against the sliding buckle 52, so as to enable the sliding buckle 52 to be pressed against the other inner side wall of the cavity A under action of elastic force of the spring 53.
  • the sliding buckle 52 can perform, inside the cavity A, rectilinear translational motion along a telescopic direction D of the spring 53, so as to perform rectilinear translational motion along the direction D together with the unlocking hook 51.
  • the unlocking hook 52 is provided with a first end and a second end opposite to each other.
  • the two ends extend out of the cavity A; the first end provided with a hook passes through a hole 61 on the panel 6, and hooks the panel 6 under action of the elastic force of the spring 63, to enable a lower surface of the hook to be in contact with a surface of the panel 6.
  • the second end of the unlocking hook 51 has an arched smooth surface.
  • a thumb pushes the second end of the unlocking hook 51 along a direction in which the spring 53 is compressed under force, to enable the first end of the unlocking hook 51 to be out of contact with the panel 6; then pulls the arm 32 along the direction B to enable the first end of the unlocking hook 51 to be released from the hole 61.
  • US 6058016 A discloses a system for direct docking of a storage device/carrier to a back plane of a support frame.
  • an ejection lever comprising a lever body and an locking mechanism, the locking mechanism comprises a latch, the latch is rotatably connected to the lever body by using a first rotating shaft. A spring pushes the latch toward the locking position.
  • Document EP 0587 451 A1 discloses a lever mechanism for clamping a board to a housing.
  • a support block is attached to the board, and has a first lever pivotally connected to it. The first lever is arranged so that, in use, it can engage with the housing when in a first position and disengages from the housing when in a second position.
  • a second lever is pivotally mounted on the first lever and is arranged to hold the first lever in its first position by engagement with the support block.
  • a spring is provided for biasing the first lever towards the second position and also for biasing the second lever toward the position in which it engages with the support block.
  • the present invention provides a board assembly, a communications system, an ejector lever, and an ejector lever unlocking method, avoiding sliding friction between an unlocking hook and a panel in a conventional ejector lever unlocking process; therefore, it is easier to perform unlocking.
  • the present invention uses the following technical solutions: According to a first aspect, the present invention provides an ejector lever, including a lever body and an unlocking mechanism, where:
  • the first abutting part is provided with multiple first teeth
  • the second abutting part is provided with multiple second teeth
  • the multiple first teeth mesh with the multiple second teeth
  • the unlocking mechanism further includes a spring, one end of the spring is connected to the lever body, the other end thereof is connected to the second end of the unlocking hook, and the spring is configured to apply, on the second end, second force of which a direction is opposite to that of the first force.
  • the first rotating shaft is parallel to the second rotating shaft.
  • a cavity having openings at two ends is disposed on the arm, the first rotating shaft and the second rotating shaft are fixedly disposed inside the cavity, the first end and the hook of the unlocking hook extend out of an opening at one end of the cavity, the safety latch is provided with a trigger, and the trigger extends out of an opening at the other end of the cavity.
  • a limiting part used for limiting a rotation angle of the unlocking hook is disposed on the lever body.
  • the present invention provides a board assembly, including a board and a panel fixedly connected to the board, where a hole is disposed on the panel, and the board assembly further includes: the foregoing ejector lever, where the head of the lever body is rotatably connected to the board or the panel by using the third rotating shaft; and when the ejector lever is locked on the panel, a first end, provided with a hook, of the unlocking hook passes through the hole on the panel, and the hook hooks the panel at an edge of the hole.
  • ejector levers which are respectively disposed at two side edges, opposite to each other, of the panel.
  • the present invention provides a communications system, including a subrack and the foregoing board assembly, where a board of the board assembly is inserted into the subrack.
  • the present invention provides an ejector lever unlocking method, which is applied to the foregoing board assembly, where an ejector lever of the board assembly is locked on the panel, and the ejector lever unlocking method includes:
  • a safety latch is wrenched to rotate; in a rotation process of the safety latch, an unlocking hook is driven to rotate, and rotation of the unlocking hook drives a hook to be directly released from a panel at an edge of a hole; the moment the unlocking hook rotates, the hook is no longer in contact with the panel, thereby avoiding sliding friction between the hook and the panel in a conventional ejector lever unlocking process; therefore, it is easier to unlock the ejector lever.
  • an embodiment of the present invention provides an ejector lever 2, including a lever body 3 and an unlocking mechanism 5, where the unlocking mechanism 5 includes an unlocking hook 51 and a safety latch 54, the unlocking hook 51 is rotatably connected to the lever body 3 by using a first rotating shaft 55, and the safety latch 54 is rotatably connected to the lever body 3 by using a second rotating shaft 56; the unlocking hook 51 is provided with a first end and a second end, the first end is opposite to the second end across the first rotating shaft 55, the first end is provided with a hook 57, the second end is provided with a first abutting part 58, the safety latch 54 is provided with a second abutting part 59, and the first abutting part 58 is in contact with the second abutting part 59; and the second abutting part 59 is configured to apply first force F1 (in FIG.
  • a direction to which an arrow points is a direction of the first force F1) on the first abutting part 58 when the safety latch 54 rotates around the second rotating shaft 56, so as to enable the unlocking hook 51 to rotate around the first rotating shaft 55.
  • the foregoing ejector lever is applied to a board in a communications system.
  • the board inserted into a subrack is removed by using the ejector lever, and a side edge of the board is fixedly connected to a panel 6.
  • the ejector lever 2 is rotatably connected to the board or the panel 6 by using a third rotating shaft 33, where a hole 61 is disposed on the panel 6.
  • the ejector lever 2 needs to be locked on the panel 6; in this case, the first end, provided with the hook 57, of the unlocking hook 51 passes through the hole 61 on the panel 6, and the hook 57 hooks the panel 6 at an edge of the hole 61; when unlocking is performed, as shown in FIG.
  • the safety latch 54 is wrenched to enable the safety latch 54 to rotate around the second rotating shaft 56 in a counterclockwise direction, and the second abutting part 59 of the safety latch 54 applies the first force F1 on the first abutting part 58 of the unlocking hook 51, so as to enable the unlocking hook 51 to rotate around the first rotating shaft 55 in a clockwise direction, to drive the hook 57 at the first end of the unlocking hook 51 to be out of contact with the panel 6 at the edge of the hole 61; as shown in FIG. 5 , then an arm of the lever body 3 of the ejector lever 2 is pulled, so that the lever body 3 rotates around the third rotating shaft 33, to drive the hook 57 of the unlocking hook 51 to be totally released from the hole 61.
  • a safety latch is wrenched to rotate; in a rotation process of the safety latch, an unlocking hook is driven to rotate, and rotation of the unlocking hook drives a hook to be directly released from a panel at an edge of a hole; the moment the unlocking hook rotates, the hook is no longer in contact with the panel, thereby avoiding sliding friction between the hook and the panel in a conventional ejector lever unlocking process; therefore, it is easier to unlock the ejector lever.
  • the foregoing first abutting part 58 is provided with multiple first teeth
  • the foregoing second abutting part 59 is provided with multiple second teeth
  • the foregoing multiple first teeth mesh with the foregoing multiple second teeth
  • the foregoing unlocking mechanism 5 may further include a spring 53, one end of the spring 53 is connected to the lever body 3, the other end thereof is connected to the second end of the unlocking hook 51, and the spring 53 is configured to apply, on the second end, second force of which a direction is opposite to that of the first force.
  • the safety latch 54 may be released; in this case, the second force applied by the spring 53 acts on the second end of the unlocking hook 51, so that the unlocking hook 51rotates around the first rotating shaft 55 in a counterclockwise direction; at the same time, the first abutting part 58 of the unlocking hook 51 applies, on the second abutting part 59, force of which a direction is opposite to that of the first force F1, so as to enable the safety latch 54 to rotate around the second rotating shaft 56 in a clockwise direction; therefore, the unlocking hook 51 and the safety latch 54 are reset to states before the unlocking.
  • the first rotating shaft 55 may be parallel to the second rotating shaft 56, facilitating setting of the unlocking hook 51 and the safety latch 54.
  • the first rotating shaft may also be not parallel to the second rotating shaft.
  • meshing between the foregoing first teeth and the second teeth may also be implemented, where one part thereof drives, when rotating, another part thereof to rotate.
  • the foregoing lever body 3 is provided with a head 31 and an arm 32; a cavity A having openings at two ends is disposed on the arm 32, the first rotating shaft 55 and the second rotating shaft 56 are fixedly disposed inside the cavity A, the first end and the hook 57 of the unlocking hook 51 extend out of an opening at one end of the cavity A, the safety latch 54 is provided with a trigger 541, and the trigger 541 extends out of an opening at the other end of the cavity A.
  • the cavity A is configured to accommodate the unlocking hook 51 and the safety latch 54, so that the unlocking hook 51 and the safety latch 54 are separated from other parts and rotation of the unlocking hook 51 and the safety latch 54 is not affected.
  • a limiting part used for limiting a rotation angle of the unlocking hook 51 is disposed on the lever body 3.
  • the rotation angle of the unlocking hook 51 is limited to be one that can enable the ejector lever to be unlocked.
  • the unlocking hook 51 when rotating to a middle position of the hole 61, the unlocking hook 51 is limited by the limiting part and cannot continue to rotate.
  • the hook 57 can be released from the hole 61 provided that the lever body 3 is pulled, which facilitates the unlocking, with no need to manually adjust an angle at which the safety latch is wrenched.
  • the limiting part may be a protrusion disposed on the lever body 3, or may be an edge of the openings at the two ends of the cavity A.
  • the unlocking hook 51 and the safety latch 54 when rotating, in a meshed state, to an angle, the unlocking hook 51 and the safety latch 54 are mutually stuck, and therefore rotation stops.
  • a safety latch is wrenched to rotate; in a rotation process of the safety latch, an unlocking hook is driven to rotate, and rotation of the unlocking hook drives a hook to be directly released from a panel at an edge of a hole; the moment the unlocking hook rotates, the hook is no longer in contact with the panel, thereby avoiding sliding friction between the hook and the panel in a conventional ejector lever unlocking process; therefore, it is easier to unlock the ejector lever.
  • an embodiment of the present invention provides a board assembly, including a board 1 and a panel 6 fixedly connected to the board 1, where a hole 61 is disposed on the panel 6, and the board assembly further includes the foregoing ejector lever 2, where a lever body 3 is provided with a head 31 and an arm 32, and the head 31 is rotatably connected to the board 1 or the panel 6 by using a third rotating shaft 33; and when the ejector lever 2 is locked on the panel 6, a first end, provided with a hook, of an unlocking hook 51 passes through the hole 61 on the panel 6, and the hook hooks the panel 6 at an edge of the hole 61.
  • ejector levers 1 which are respectively disposed at two side edges, opposite to each other, of the panel 6.
  • a safety latch is wrenched to rotate; in a rotation process of the safety latch, an unlocking hook is driven to rotate, and rotation of the unlocking hook drives a hook to be directly released from a panel at an edge of a hole; the moment the unlocking hook rotates, the hook is no longer in contact with the panel, thereby avoiding sliding friction between the hook and the panel in a conventional ejector lever unlocking process; therefore, it is easier to unlock the ejector lever.
  • An embodiment of the present invention provides a communications system, including a subrack and the foregoing board assembly, where a board of the board assembly is inserted into the subrack.
  • an arm 32 of an ejector lever 2 is pulled to enable the ejector lever 2 to rotate around a rotating shaft 33 in a clockwise direction and to enable a head 31 of the ejector lever 2 to abut against a frame (not shown in FIG. 6 ) of a communications device.
  • the frame applies reaction force on the ejector lever 2, so as to enable the board 1 to be released from a board slot.
  • a safety latch is wrenched to rotate; in a rotation process of the safety latch, an unlocking hook is driven to rotate, and rotation of the unlocking hook drives a hook to be directly released from a panel at an edge of a hole; the moment the unlocking hook rotates, the hook is no longer in contact with the panel, thereby avoiding sliding friction between the hook and the panel in a conventional ejector lever unlocking process; therefore, it is easier to unlock the ejector lever.
  • an embodiment of the present invention provides an ejector lever unlocking method, which is applied to the foregoing board assembly, where an ejector lever of the board assembly is locked on the panel, and the ejector lever unlocking method includes the following steps:
  • a safety latch is wrenched to rotate; in a rotation process of the safety latch, an unlocking hook is driven to rotate, and rotation of the unlocking hook drives a hook to be directly released from a panel at an edge of a hole; the moment the unlocking hook rotates, the hook is no longer in contact with the panel, thereby avoiding sliding friction between the hook and the panel in a conventional ejector lever unlocking process; therefore, it is easier to unlock the ejector lever.

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  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Mounting Of Printed Circuit Boards And The Like (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)

Claims (9)

  1. Auswerferhebel, umfassend ein Hebelhauptteil (3) und einen Entriegelungsmechanismus (5), wobei:
    der Entriegelungsmechanismus (5) einen Entriegelungshaken (51) und eine Sicherheitsklinke (54) umfasst, der Entriegelungshaken (51) unter Verwendung einer ersten Drehwelle (55) drehbar mit dem Hebelhauptteil (3) verbunden ist und die Sicherheitsklinke (54) unter Verwendung einer zweiten Drehwelle (56) drehbar mit dem Hebelhauptteil (3) verbunden ist;
    der Entriegelungshaken (51) mit einem ersten Ende und einem zweiten Ende versehen ist, das erste Ende über die erste Drehwelle (55) hinweg dem zweiten Ende entgegengesetzt ist, das erste Ende mit einem Haken versehen ist, das zweite Ende mit einem ersten Anstoßteil (58) versehen ist, die Sicherheitsklinke (54) mit einem zweiten Anstoßteil versehen ist und sich das erste Anstoßteil (58) in Kontakt mit dem zweiten Anstoßteil (59) befindet; und
    das zweite Anstoßteil (59) ausgelegt ist zum Ausüben einer ersten Kraft auf das erste Anstoßteil (58), wenn sich die Sicherheitsklinke (54) um die zweite Drehwelle (56) herumdreht, um somit dem Entriegelungshaken (51) zu ermöglichen, sich um die erste Drehwelle (55) herum zu drehen,
    wobei der Entriegelungsmechanismus (5) ferner eine Feder (53) umfasst, ein Ende der Feder (53) mit dem Hebelhauptteil (3) verbunden ist, deren anderes Ende mit dem zweiten Ende des Entriegelungshakens (51) verbunden ist und die Feder (53) ausgelegt ist zum Ausüben, an dem zweiten Ende des Entriegelungshakens (51), einer zweiten Kraft, deren Richtung der der ersten Kraft entgegengesetzt ist;
    wobei der Hebelhauptteil (3) mit einem Kopf (31) und einem Arm (32) versehen ist, eingerichtet, um von einem Benutzer gezogen zu werden; wobei der Hebelhauptteil ausgelegt ist zum Drehen um eine dritte Drehwelle (33) an dem Kopf (31) des Hebelhauptteils.
  2. Auswerferhebel nach Anspruch 1, wobei:
    das erste Anstoßteil (58) mit mehreren ersten Zähnen versehen ist, das zweite Anstoßteil (59) mit mehreren zweiten Zähnen versehen ist, und sich, wenn sich das erste Anstoßteil (58) mit dem zweiten Anstoßteil (59) in Kontakt befindet, die mehreren ersten Zähne mit den mehreren zweiten Zähnen verzahnen.
  3. Auswerferhebel nach einem der Ansprüche 1 bis 2, wobei:
    die erste Drehwelle (55) zu der zweiten Drehwelle (56) parallel ist.
  4. Auswerferhebel nach einem der Ansprüche 1 bis 3, wobei:
    ein Hohlraum (A) mit Öffnungen an zwei Enden an dem Arm angeordnet ist, die erste Drehwelle (55) und die zweite Drehwelle (56) fest im Inneren des Hohlraums (A) angeordnet sind, sich das erste Ende und der Haken des Entriegelungshakens (51) aus einer Öffnung an einem Ende des Hohlraums (A) heraustrecken, die Sicherheitsklinke (54) mit einem Auslöser (541) versehen ist und sich der Auslöser (541) aus einer Öffnung an dem anderen Ende des Hohlraums (A) herausstreckt.
  5. Auswerferhebel nach einem der Ansprüche 1 bis 4, wobei:
    ein zum Begrenzen eines Drehwinkels des Entriegelungshakens (51) verwendetes Begrenzungsteil an dem Hebelhauptteil (3) angeordnet ist.
  6. Platinenbaugruppe, umfassend eine Platine (1) und eine fest mit der Platine (1) verbundene Platte (6), wobei ein Loch (61) in der Platte (6) angeordnet ist und die Platinenbaugruppe ferner Folgendes umfasst:
    den Auswerferhebel (2) nach einem der Ansprüche 1 bis 5, wobei der Kopf (31) des Hebelhauptteils (3) unter Verwendung der dritten Drehwelle drehbar mit der Platine (1) oder der Platte (6) verbunden ist; und
    wenn der Auswerferhebel (2) an der Platte (6) verriegelt ist, ein mit einem Haken versehenes erstes Ende des Entriegelungshakens (51) durch das Loch der Platte (6) hindurchreicht und der Haken die Platte (6) an einer Kante des Lochs (61) einhakt.
  7. Platinenbaugruppe nach Anspruch 6, wobei:
    es zwei Auswerferhebel (2) gibt, welche jeweils an zwei zueinander entgegengesetzten Seitenkanten der Platte (6) angeordnet sind.
  8. Kommunikationssystem, umfassend ein Subrack und die Platinenbaugruppe nach Anspruch 6 oder 7, wobei eine Platine der Platinenbaugruppe in das Subrack eingesteckt ist.
  9. Auswerferhebelentriegelungsverfahren, welches auf die Platinenbaugruppe nach Anspruch 6 oder 7 angewandt wird, wobei ein Auswerferhebel der Platinenbaugruppe an der Platte verriegelt ist und das Auswerferhebelentriegelungsverfahren die folgenden Schritte umfasst:
    Zerren einer Sicherheitsklinke zum Ermöglichen, dass sich die Sicherheitsklinke um die zweite Drehwelle herumdreht, wobei ein zweites Anstoßteil der Sicherheitsklinke die erste Kraft auf ein erstes Anstoßteil des Entriegelungshakens ausübt, um es somit dem Entriegelungshaken zu ermöglichen, sich um die erste Drehwelle herum zu drehen, um den Haken an dem ersten Ende des Entriegelungshakens aus einem Kontakt mit der Platte an einer Kante des Lochs herauszutreiben; und
    Ziehen des Arms des Hebelhauptteils des Auswerferhebels, um es dem Hebelhauptteil zu ermöglichen, sich um die dritte Drehwelle herum zu drehen, um den Haken des Entriegelungshakens anzutreiben, vollständig von dem Loch gelöst zu sein.
EP14882577.1A 2014-02-17 2014-08-21 Plattenanordnung, kommunikationssystem, auswerferhebel und entriegelungsverfahren für den auswerferhebel Active EP2986095B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410052963.6A CN103841789B (zh) 2014-02-17 2014-02-17 单板组件、通信系统和拉手条扳手及其解锁方法
PCT/CN2014/084868 WO2015120710A1 (zh) 2014-02-17 2014-08-21 单板组件、通信系统和拉手条扳手及其解锁方法

Publications (3)

Publication Number Publication Date
EP2986095A1 EP2986095A1 (de) 2016-02-17
EP2986095A4 EP2986095A4 (de) 2016-07-13
EP2986095B1 true EP2986095B1 (de) 2018-10-10

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US (1) US10117350B2 (de)
EP (1) EP2986095B1 (de)
CN (1) CN103841789B (de)
WO (1) WO2015120710A1 (de)

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CN103841789B (zh) * 2014-02-17 2016-08-24 华为技术有限公司 单板组件、通信系统和拉手条扳手及其解锁方法
CN104053330A (zh) * 2014-06-30 2014-09-17 杭州华三通信技术有限公司 一种拉手条、通信模块和通信设备
TWM515256U (zh) * 2015-08-05 2016-01-01 Nextronics Engineering Corp 機箱面板的助拔裝置
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CN103841789B (zh) 2016-08-24
EP2986095A1 (de) 2016-02-17
US20160120056A1 (en) 2016-04-28
WO2015120710A1 (zh) 2015-08-20
US10117350B2 (en) 2018-10-30
EP2986095A4 (de) 2016-07-13
CN103841789A (zh) 2014-06-04

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